Hi, (2010年06月27日 03:15), Susan Day wrote: > /usr/lib/python2.6/site-packages/SQLAlchemy-0.6beta2-py2.6.egg/sqlalchemy/dialects/mysql/mysqldb.py No-way to upgrade to latest python(2.6), MySQL(5.1), sqlalchemy(0.6). in public centos site.Upstream policy keep running with older version until 2014. Your answer is just install MySQL5.1 from source code.(make install) next time requies B, B requires C,... I found Ubuntu 10.10 support python-sqlalchemy >0.6. https://launchpad.net/ubuntu/maverick/i386/python-sqlalchemy/0.6.1-1 http://cdimage.ubuntu.com/daily-live/current/ Its easier to build environment than centos. Tsuyoshi.